CVE Vulnerability

CVE-2020-13849

The MQTT protocol 3.1.1 requires a server to set a timeout value of 1.5 times the Keep-Alive value specified by a client, which allows remote attackers to cause a denial of service (loss of the ability to establish new connections), as demonstrated by SlowITe.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://doi.org/10.3390/s20102932 Technical Description Third Party Advisory
https://www.mdpi.com/1424-8220/20/10/2932 Technical Description Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:mqtt:mqtt:3.1.1:*:*:*:*:*:*:*
Information

Published : 2020-06-04 09:15

Updated : 2020-06-10 06:18

NVD link : CVE-2020-13849

Mitre link : CVE-2020-13849

Products Affected
No products.
CWE
CWE-400